Built for extreme conditions, the Snugpak Softie Antarctica will keep you warm and dry down to -22°F. This sub zero sleeping bag is 100% waterproof and features a combination of water-repellent Isodry fibers with metalized Reflectatherm fabric to reflect heat and retain warmth. The Softie insulation provides comfort next to the skin, while the Paratex Steelplate fabric wicks away moisture. Additionally, this waterproof sleeping bag has a quick-release center zip for fast exits and comes waterproof, breathable, and lightweight.